/***
*
*	Copyright (c) 1996-2002, Valve LLC. All rights reserved.
*	
*	This product contains software technology licensed from Id 
*	Software, Inc. ("Id Technology").  Id Technology (c) 1996 Id Software, Inc. 
*	All Rights Reserved.
*
*   Use, distribution, and modification of this source code and/or resulting
*   object code is restricted to non-commercial enhancements to products from
*   Valve LLC.  All other use, distribution, or modification is prohibited
*   without written permission from Valve LLC.
*
****/
//
// death notice
//
#include "hud.h"
#include "utils.h"
#include "parsemsg.h"

struct DeathNoticeItem
{
	char	szKiller[MAX_PLAYER_NAME_LENGTH*2];
	char	szVictim[MAX_PLAYER_NAME_LENGTH*2];
	int	iId; // the index number of the associated sprite
	int	iSuicide;
	int	iTeamKill;
	int	iNonPlayerKill;
	float	flDisplayTime;
	float	*KillerColor;
	float	*VictimColor;
};

#define MAX_DEATHNOTICES		4
#define DEATHNOTICE_TOP		32

static int DEATHNOTICE_DISPLAY_TIME = 6;
DeathNoticeItem rgDeathNoticeList[MAX_DEATHNOTICES+1];

float g_ColorBlue[3] = { 0.6, 0.8, 1.0 };
float g_ColorRed[3]	= { 1.0, 0.25, 0.25 };
float g_ColorGreen[3] = { 0.6, 1.0, 0.6 };
float g_ColorYellow[3] = { 1.0, 0.7, 0.0 };
float g_ColorGrey[3] = { 0.8, 0.8, 0.8 };

float *GetClientColor( int clientIndex )
{
	switch( g_PlayerExtraInfo[clientIndex].teamnumber )
	{
	case 1: return g_ColorBlue;
	case 2: return g_ColorRed;
	case 3: return g_ColorYellow;
	case 4: return g_ColorGreen;
	case 0: return g_ColorYellow;
	default: return g_ColorGrey;
	}
	return NULL;
}

DECLARE_MESSAGE( m_DeathNotice, DeathMsg );

int CHudDeathNotice :: Init( void )
{
	gHUD.AddHudElem( this );

	HOOK_MESSAGE( DeathMsg );

	CVAR_REGISTER( "hud_deathnotice_time", "6", 0 );

	return 1;
}

void CHudDeathNotice :: InitHUDData( void )
{
	memset( rgDeathNoticeList, 0, sizeof(rgDeathNoticeList) );
}

int CHudDeathNotice :: VidInit( void )
{
	m_HUD_d_skull = gHUD.GetSpriteIndex( "d_skull" );

	return 1;
}

int CHudDeathNotice :: Draw( float flTime )
{
	int x, y, r, g, b;

	for( int i = 0; i < MAX_DEATHNOTICES; i++ )
	{
		if( rgDeathNoticeList[i].iId == 0 )
			break; // we've gone through them all

		if( rgDeathNoticeList[i].flDisplayTime < flTime )
		{
			// display time has expired
			// remove the current item from the list
			memmove( &rgDeathNoticeList[i], &rgDeathNoticeList[i+1], sizeof( DeathNoticeItem ) * ( MAX_DEATHNOTICES - i ));
			i--;  // continue on the next item;  stop the counter getting incremented
			continue;
		}

		rgDeathNoticeList[i].flDisplayTime = min( rgDeathNoticeList[i].flDisplayTime, gHUD.m_flTime + DEATHNOTICE_DISPLAY_TIME );

		// Draw the death notice
		y = DEATHNOTICE_TOP + (20 * i);  //!!!

		int id = (rgDeathNoticeList[i].iId == -1) ? m_HUD_d_skull : rgDeathNoticeList[i].iId;
		x = ScreenWidth - ConsoleStringLen( rgDeathNoticeList[i].szVictim ) - ( gHUD.GetSpriteRect( id ).right - gHUD.GetSpriteRect( id ).left );

		if( !rgDeathNoticeList[i].iSuicide )
		{
			x -= (5 + ConsoleStringLen( rgDeathNoticeList[i].szKiller ));

			// Draw killers name
			x = 5 + DrawConsoleString( x, y, rgDeathNoticeList[i].szKiller );
		}

		r = 255;
		g = 80;
		b = 0;

		if( rgDeathNoticeList[i].iTeamKill )
		{
			// display it in sickly green
			r = 10;
			g = 240;
			b = 10;
		}

		// Draw death weapon
		SPR_Set( gHUD.GetSprite( id ), r, g, b );
		SPR_DrawAdditive( 0, x, y, &gHUD.GetSpriteRect( id ));

		x += (gHUD.GetSpriteRect( id ).right - gHUD.GetSpriteRect( id ).left );

		// Draw victims name
		x = DrawConsoleString( x, y, rgDeathNoticeList[i].szVictim );
	}

	return 1;
}

// This message handler may be better off elsewhere
int CHudDeathNotice :: MsgFunc_DeathMsg( const char *pszName, int iSize, void *pbuf )
{
	m_iFlags |= HUD_ACTIVE;

	BEGIN_READ( pszName, pbuf, iSize );

	int killer = READ_BYTE();
	int victim = READ_BYTE();

	char killedwith[32];

	Q_strcpy( killedwith, "d_" );
	Q_strncat( killedwith, READ_STRING(), 32 );

	gHUD.m_Scoreboard.DeathMsg( killer, victim );

	// for( int i = 0; i < MAX_DEATHNOTICES; i++ ) // Fograin92: Compile fix
	int i = 0;
	for( i = 0; i < MAX_DEATHNOTICES; i++ )
	{
		if( rgDeathNoticeList[i].iId == 0 )
			break;
	}

	if( i == MAX_DEATHNOTICES )
	{
		// move the rest of the list forward to make room for this item
		memmove( rgDeathNoticeList, rgDeathNoticeList + 1, sizeof( DeathNoticeItem ) * MAX_DEATHNOTICES );
		i = MAX_DEATHNOTICES - 1;
	}

	gHUD.m_Scoreboard.GetAllPlayersInfo();

	// Get the Killer's name
	char *killer_name = g_PlayerInfoList[killer].name;

	if( !killer_name )
	{
		killer_name = "";
		rgDeathNoticeList[i].szKiller[0] = 0;
	}
	else
	{
		rgDeathNoticeList[i].KillerColor = GetClientColor( killer );
		Q_strncpy( rgDeathNoticeList[i].szKiller, killer_name, MAX_PLAYER_NAME_LENGTH );
		rgDeathNoticeList[i].szKiller[MAX_PLAYER_NAME_LENGTH-1] = 0;
	}

	// Get the Victim's name
	char *victim_name = NULL;

	// If victim is -1, the killer killed a specific, non-player object (like a sentrygun)
	if((( char )victim) != -1 )
		victim_name = g_PlayerInfoList[victim].name;

	if( !victim_name )
	{
		victim_name = "";
		rgDeathNoticeList[i].szVictim[0] = 0;
	}
	else
	{
		rgDeathNoticeList[i].VictimColor = GetClientColor( victim );
		Q_strncpy( rgDeathNoticeList[i].szVictim, victim_name, MAX_PLAYER_NAME_LENGTH );
		rgDeathNoticeList[i].szVictim[MAX_PLAYER_NAME_LENGTH-1] = 0;
	}

	// Is it a non-player object kill?
	if( ((char)victim) == -1 )
	{
		rgDeathNoticeList[i].iNonPlayerKill = TRUE;

		// Store the object's name in the Victim slot (skip the d_ bit)
		Q_strcpy( rgDeathNoticeList[i].szVictim, killedwith+2 );
	}
	else
	{
		if( killer == victim || killer == 0 )
			rgDeathNoticeList[i].iSuicide = TRUE;

		if( !Q_strcmp( killedwith, "d_teammate" ))
			rgDeathNoticeList[i].iTeamKill = TRUE;
	}

	// Find the sprite in the list
	int spr = gHUD.GetSpriteIndex( killedwith );

	rgDeathNoticeList[i].iId = spr;

	DEATHNOTICE_DISPLAY_TIME = CVAR_GET_FLOAT( "hud_deathnotice_time" );
	rgDeathNoticeList[i].flDisplayTime = gHUD.m_flTime + DEATHNOTICE_DISPLAY_TIME;

	if( rgDeathNoticeList[i].iNonPlayerKill )
	{
		ConsolePrint( rgDeathNoticeList[i].szKiller );
		ConsolePrint( " killed a " );
		ConsolePrint( rgDeathNoticeList[i].szVictim );
		ConsolePrint( "\n" );
	}
	else
	{
		// record the death notice in the console
		if( rgDeathNoticeList[i].iSuicide )
		{
			ConsolePrint( rgDeathNoticeList[i].szVictim );

			if( !Q_strcmp( killedwith, "d_world" ))
			{
				ConsolePrint( " died" );
			}
			else
			{
				ConsolePrint( " killed self" );
			}
		}
		else if( rgDeathNoticeList[i].iTeamKill )
		{
			ConsolePrint( rgDeathNoticeList[i].szKiller );
			ConsolePrint( " killed his teammate " );
			ConsolePrint( rgDeathNoticeList[i].szVictim );
		}
		else
		{
			ConsolePrint( rgDeathNoticeList[i].szKiller );
			ConsolePrint( " killed " );
			ConsolePrint( rgDeathNoticeList[i].szVictim );
		}

		if( killedwith && *killedwith && (*killedwith > 13 ) && Q_strcmp( killedwith, "d_world" ) && !rgDeathNoticeList[i].iTeamKill )
		{
			ConsolePrint( " with " );

			// replace the code names with the 'real' names
			if( !Q_strcmp( killedwith+2, "egon" ))
				Q_strcpy( killedwith, "d_gluon gun" );
			if( !Q_strcmp( killedwith+2, "gauss" ))
				Q_strcpy( killedwith, "d_tau cannon" );

			ConsolePrint( killedwith+2 ); // skip over the "d_" part
		}
		ConsolePrint( "\n" );
	}

	END_READ();

	return 1;
}